a. [ Pref. bi- + saccate. ] (Bot.) Having two little bags, sacs, or pouches. [ 1913 Webster ]
n. [ F. ] (Man.) A sudden, violent check of a horse by drawing or twitching the reins on a sudden and with one pull. [ 1913 Webster ]
a. [ NL. saccatus, fr. L. saccus a sack, bag. ]